Shijian 23 is possibly an experimental Chinese High-throughput communication satellite based on the DFH-4E satellite bus; details TBD.
The China Aerospace Science and Technology Corporation (CASC) is the main contractor for the Chinese space program. It is state-owned and has a number of subordinate entities which design, develop and manufacture a range of spacecraft, launch vehicles, strategic and tactical missile systems, and ground equipment. It was officially established in July 1999 as part of a Chinese government reform drive, having previously been one part of the former China Aerospace Corporation. Various incarnations of the program date back to 1956.
INFO WIKIChina conducted its first two launches of 2023 over the weekend, sending three classified payloads into geosynchronous transfer orbit and five commercial satellites into sun-synchronous orbits.